p{
        text-align:justify;
    }
    
    @media only screen and (min-width:990px){
        #about_content{
            max-width:600px; 
            margin:auto;
        }
    }
    
    @media only screen and (max-width:990px){
        #about_content{
            width:80%; 
            margin:auto;
        }
    }